2" x 60 yds. 3M - 2517 Flatback Tape. This tape works well for splicing linear boards, bundling, holding and packaging application. This tape has good backing strength and is resistant to moist conditions. Tape may be machine dispensedWithstands bake-cycle up to 300 degrees F. for 30 minutes. 2% elongation at break. Rubber adhesive. Case of 24.SHPT9472517. T9472517. 3m 3m 2517 Flatback Tape.